RaceAtlas

Alcatraz Island Tides: Wednesday, April 1, 2026

Tide heights at Alcatraz Island with the flood, ebb and slack schedule at the Golden Gate.

5.6 ft12:05 AM0.4 ft6:05 AM5.0 ft12:21 PM0.8 ft6:02 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.6 ft at 12:05 AM, low 0.4 ft at 6:05 AM. Gate: flood 3.3 kt at 10:13 PM, ebb 1.9 kt at 4:44 AM.
Modelled current at the Golden Gate on a 3.3 kt floodThe Gate at max flood, 3.3 kt
Tide height
TimeHeight
12:05 AMHigh5.6 ft
6:05 AMLow0.4 ft
12:21 PMHigh5.0 ft
6:02 PMLow0.8 ft
Current · Golden Gate
TimeStateSpeed
1:11 AMslack–
4:44 AMmax ebb SW (235°)1.9 kt
7:17 AMslack–
10:20 AMmax flood ENE (074°)3.0 kt
1:42 PMslack–
4:31 PMmax ebb SW (235°)1.5 kt
7:03 PMslack–
10:13 PMmax flood ENE (074°)3.3 kt

Not for navigation. These are harmonic predictions, not live measurements. Tide heights: station 9414792 (Alcatraz Island). Currents: station SFB1203 (San Francisco Bay Entrance, Golden Gate). · RaceAtlas, the SF Bay current atlas.